1936 Yotsuya Ward Air Defense Corps Sankō Town Branch Badge/昭和十一年七月四谷區防空団三光町分団章

See also https://asiamedals.info/threads/193...-air-defense-corps-commemorative-badge.24784/ ; https://asiamedals.info/threads/193...orps-participation-commemorative-badge.25185/

Obverse

防空 - Air Defense

reverse
四谷區防空團 - Yotsuya Ward Air Defense Corps

三光町分團 - Sankō Town Branch

昭和十一年七月 - July 1936